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SR 520 Bridge Replacement and HOV Program


For the most up-to-date information about SR 520 construction activities and planned closures, check our SR 520 Orange Page .

Current News

Meet our new SR 520 ombudsman
We have a new ombudsman for the SR 520 Program. His job is to look into community concerns or suggestions about our construction work and its effects on neighborhoods in the corridor. Watch this video to hear our ombudsman, David Goldberg, discuss his new role.

Draft traffic management plan for the Montlake area
We recently held a public meeting and published our draft Neighborhood Traffic Management Plan (pdf 7.6mb) for the upcoming Montlake Phase of SR 520 construction. You can now view the newly released summary of public comments (pdf 1.2mb) on the plan.

Cyclists on the regional shared use pathNew cross-lake bike path to reach Montlake this fall
Excited for the new bicycle and pedestrian path along SR 520 to connect Seattle and the Eastside? We are too! We don’t yet know exactly when the path will open from the new floating bridge to Montlake, but it’s on schedule to happen sometime this fall. Stay tuned. 

Program Overview

The SR 520 Bridge Replacement and HOV Program is enhancing public safety and mobility by replacing the highway's aging, vulnerable bridges and making significant transit and roadway improvements throughout the corridor. The construction program's planned improvements extend from I-5 in Seattle to I-405 in Bellevue.

Click a project title for more information

Project photos on Flickr

View the latest SR 520 project photos on Flickr .

Construction cameras

View archived photos taken 'round the clock by mounted construction cameras .

Contact Information:  



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Phone: 206-770-3500

More information on Program Contact Us


West Approach Bridge North ProjectI-5 to Lake WashingtonFloating Bridge and Landings ProjectEastside Transit and HOV ProjectPontoon Construction Project